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12872875 = 53102983
BaseRepresentation
bin110001000110…
…110010101011
3220020000021011
4301012302223
511243413000
61135524351
7214263151
oct61066253
926200234
1012872875
1172a2644
1243896b7
1328893b2
1419d13d1
1511e42ba
hexc46cab

12872875 has 8 divisors (see below), whose sum is σ = 16065504. Its totient is φ = 10298200.

The previous prime is 12872869. The next prime is 12872879. The reversal of 12872875 is 57827821.

12872875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12872875 - 211 = 12870827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12872879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51367 + ... + 51616.

It is an arithmetic number, because the mean of its divisors is an integer number (2008188).

Almost surely, 212872875 is an apocalyptic number.

12872875 is a deficient number, since it is larger than the sum of its proper divisors (3192629).

12872875 is an equidigital number, since it uses as much as digits as its factorization.

12872875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102998 (or 102988 counting only the distinct ones).

The product of its digits is 62720, while the sum is 40.

The square root of 12872875 is about 3587.8788998516. The cubic root of 12872875 is about 234.3645121233.

The spelling of 12872875 in words is "twelve million, eight hundred seventy-two thousand, eight hundred seventy-five".

Divisors: 1 5 25 125 102983 514915 2574575 12872875